aqua
noun
[ ˈakwə ]
• a light bluish-green colour; aquamarine.
• "houses of yellow and aqua"
Origin:
1930s: abbreviation of aquamarine.
aqua
noun
• (especially in pharmaceutical and commercial use) water.
Origin:
Latin.
aqua-
combining form
• relating to water.
• "aquaculture"
Origin:
from Latin aqua ‘water’.